To save this word, you'll need to log in.
Keep scrolling for more
circa 1631, in the meaning defined above
Medieval Latin rejuvenescere to become young again, from Latin re- + juvenescere to become young, from juvenis
Time Traveler for rejuvenescence
See more words from the same year
Cite this Entry
“Rejuvenescence.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rejuvenescence. Accessed 29 May. 2020.
More from Merriam-Webster on rejuvenescence
Thesaurus: All synonyms and antonyms for rejuvenescence
Comments on rejuvenescence
What made you want to look up rejuvenescence? Please tell us where you read or heard it (including the quote, if possible).
See Definitions and Examples »
Get Word of the Day daily email!
May 2020 Words of the Day Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Uncommon singular versions of words
Getting back your money or back on your feet
Words from the week of 5/22/2020
A question for the ages
A definitive answer.
And who put it there, anyway?
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
How is it the end of May?
Surprisingly specific words for shapes.
Do you know the person or title these quotes describe?